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2026-07-13 12:25:07 +08:00

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Python

# ┏━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┓
# ┃ ██████ ██████ ██████ █ █ █ █ █ █▄ ▀███ █ ┃
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# ┃ Copyright (c) 2017, the Perspective Authors. ┃
# ┃ ╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌ ┃
# ┃ This file is part of the Perspective library, distributed under the terms ┃
# ┃ of the [Apache License 2.0](https://www.apache.org/licenses/LICENSE-2.0). ┃
# ┗━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┛
import pytest
# test that loading perspective and calling a common constructor code path does
# not load various "expensive" modules. "Expensive" is in quotes because this is
# utter nonsense.
@pytest.mark.skip(reason="https://github.com/pyca/bcrypt/issues/694")
def test_lazy_modules():
import sys
cache = {}
for key in list(sys.modules.keys()):
if (
key.startswith("perspective")
or key.startswith("test")
or key.startswith("pandas")
or key.startswith("pyarrow")
or key.startswith("tornado")
):
cache[key] = sys.modules[key]
del sys.modules[key]
import perspective
t1 = perspective.table("x\n1")
t1.delete()
assert "perspective" in sys.modules
assert "pandas" not in sys.modules
assert "pyarrow" not in sys.modules
assert "tornado" not in sys.modules
for k, v in cache.items():
sys.modules[k] = v
def test_all():
import perspective
for key in perspective.__all__:
assert hasattr(perspective, key)